- 20 -
150
wilds
140 L
}
.055
130
120
F-
110
+
A - Belle Scaevola leaves
100 &
Activity
June 20, 1958
B - Belle Scaevola leaves
May 10, 1958
90
80
70 F6
L
03
| ¥
50 L]
cel4lppl41
ce l44 ppl 44
.134
LAS
4
Zr95ONbI5
Ho +
30
Ryt03pp103
Ryl06py,106
.498
76
+
~515
20
10
9
Fig. 6.
Gamma spectrum curves of Scaevola leaves collected
at Belle Island on May 10, 1958, prior to the wl85
contamination and of those collected on June 20, 1958,
after contamination.
only Cs137-Bpal37, -
The earlier samples contained